Court OKs U.S.-Mexico TruckingThe Supreme Court rules unanimously that the Bush administration does not need to complete an environmental study before it opens U.S. borders to Mexican trucks, an element of the NAFTA trade agreement. The ruling removed the last legal hurdle to the plan, which has been fought by labor officials and environmentalists. NPR's Nina Totenberg reports.

The Supreme Court rules unanimously that the Bush administration does not need to complete an environmental study before it opens U.S. borders to Mexican trucks, an element of the NAFTA trade agreement. The ruling removed the last legal hurdle to the plan, which has been fought by labor officials and environmentalists. NPR's Nina Totenberg reports.